|Rank|Nation|Gold|Silver|Bronze|Total|
|---|---|---|---|---|---|
|1|China|10|5|1|16|
|2|North Korea|3|3|4|10|
|3|Japan|1|3|3|7|
|4|Chinese Taipei|1|1|1|3|
|5|Hong Kong|0|1|0|1|
|6|South Korea|0|0|3|3|
|7|India|0|0|1|1|
|7|Kazakhstan|0|0|1|1|
|7|Syria|0|0|1|1|
|Total|Total|15|13|15|43|

Question: how many more total medals did china win over japan?
Answer: 9